package com.zhiyun.mapper;

import com.zhiyun.domain.CourseUnit;

import java.util.List;

public interface CourseUnitMapper {
    int deleteByPrimaryKey(Integer id);

    int insert(CourseUnit record);

    CourseUnit selectByPrimaryKey(Integer id);

    int updateByPrimaryKey(CourseUnit record);

    List<CourseUnit> findByCourseId(int courseId);
}